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发明名称
PIERCING PRESS SYSTEM
摘要
申请公布号
KR100476220(B1)
申请公布日期
2005.03.11
申请号
KR20020071006
申请日期
2002.11.15
申请人
发明人
分类号
B21D31/02;(IPC1-7):B21D31/02
主分类号
B21D31/02
代理机构
代理人
主权项
地址
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